    .title {
        text-align: center;
        background-color: lightgreen;
        height: 50px;
        line-height: 50px;
        font-size: 24px;
    }
    .content {
        background-color: lightblue;
    }
    .content table {
        width: 100%;
        text-align: center;
        border-right: 1px solid orange;
        border-bottom: 1px solid orange;
    }
    .content td,th {
        border-left: 1px solid orange;
        border-top: 1px solid orange;
        height: 40px;
        line-height: 40px;
    }